helpplz84
09.08.2021 •
Mathematics
If w = 5 cos (xy) − sin (xz) and x = 1/t , y = t, z = t^3 ; then find dw/dt
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Ответ:
Step-by-step explanation:
dw/dt = dw/dx * dx/dt + dw/dy * dy/dt + dw/dz * dz/dt
dw/dt = (-5ysin(xy) - zcos(xz) * 1/t^2) + (-5xsin(xy) * 1) + (-xcos(xz) * 3t^2)
Ответ:
rry
Step-by-step explanation: